72379-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72379-42-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,3,7 and 9 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 72379-42:
(7*7)+(6*2)+(5*3)+(4*7)+(3*9)+(2*4)+(1*2)=141
141 % 10 = 1
So 72379-42-1 is a valid CAS Registry Number.
InChI:InChI=1/C18H14Cl3N5O8S2.2Na/c1-8-17(18(28)26(25-8)13-5-11(21)15(6-10(13)20)36(32,33)34)24-23-12-4-9(22-16(27)7-19)2-3-14(12)35(29,30)31;;/h2-6,17H,7H2,1H3,(H,22,27)(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2